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Finding the Fourth Proportional to 5,796,783.72, 7,986,402.63 and 4,485,527.37

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Solution

The fourth proportional to 5,796,783.72, 7,986,402.63 and 4,485,527.37 is: 6,179,845.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,796,783.72 : 7,986,402.63 = 4,485,527.37 : x
  2. Step 2: Convert to fraction form
    5,796,783.72/7,986,402.63 = 4,485,527.37/x
  3. Step 3: Cross multiply
    5,796,783.72x = 7,986,402.63 × 4,485,527.37
  4. Step 4: Simplify right side
    5,796,783.72x = 35,823,227,584,704.98
  5. Step 5: Solve for x
    x = 35,823,227,584,704.98/5,796,783.72
  6. Step 6: Final answer
    x = 6,179,845.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.